Littelfuse JTD17.5ID Indicator Fuse 17.5A 600VAC 300VDC Time Delay Industrial Cartridge

The JTD_ID Series from Littelfuse represents a significant advancement in overload and short circuit protection for motor control applications. Designed to reduce equipment damage, these indicator fuses provide IEC Type II “No Damage” protection, making them an ideal choice for both IEC and NEMA type motor starters. A standout feature is their convenient indicating window, which allows for quick identification of open fuses without the need for testing; if the window is dark, maintenance can be promptly notified, minimizing downtime. The versatility of the JTD_ID Series means they are suitable for a wide array of applications, helping to streamline fuse inventory and reduce the risk of nuisance openings with their superior time-delay characteristics. Furthermore, these fuses enhance safety by minimizing exposure to live circuits, as the indicator remains dark once tripped, ensuring personnel can safely ascertain the status of the fuse. From transformer protection to general-purpose circuits, this series is engineered to meet various industry demands, offering robust performance even in space-constrained environments.

• IEC Type II "No Damage" protection for motor control safety
• Current limiting design minimizes short-circuit damage
• Time-delay characteristic reduces nuisance openings and extends fuse life
• Indicating window for quick open fuse identification without testing
• Improves personnel safety by minimizing exposure to live circuits
• Minimizes downtime through fast visual fuse status detection
• Motor and transformer protection for various industrial applications
• Compact design suitable for space-constrained installations
• Melamine body with nickel-plated bronze and brass caps for durability
• UL Listed and CSA Certified for compliance and safety assurance

• Ampere Rating: 17.5 A
• Voltage Rating AC: 600 V
• Voltage Rating DC: 300 V
• Interrupting Rating DC: 20,000 A @ 300 VDC
• Opening: Slo-Blo/Time Lag/Time Delay
• Type: Indicator Fuse
• Fuse Class: Class J
• Current Limiting: Yes
• Safety Protection Type: IEC Type II "No Damage" Protection
• Material Body: Melamine
• Material Caps: Nickel-plated Bronze (0.8–60 A), Brass (70–200 A), Brass Cap with Copper Blade (225–600 A)
• Series: JTD_ID
• Compliance Standard: UL 248-8, Class J
• Compliance: UL Listed, CSA Certified, CE (225–600 A only), RoHS (225–600 A only)
• Fuse Weight Range: 0.084 to 3.120 pounds (38.1 to 1415.2 grams)
• Dimensions: Length 2 3/8 in (60.3 mm), Diameter 5/8 in (15.9 mm)
• Country of Origin: Mexico

Certification

Datasheets